Home / 267,440.76-401,161.14-109,561.50

Finding the Fourth Proportional to 267,440.76, 401,161.14 and 109,561.50

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Solution

The fourth proportional to 267,440.76, 401,161.14 and 109,561.50 is: 164,342.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,440.76 : 401,161.14 = 109,561.50 : x
  2. Step 2: Convert to fraction form
    267,440.76/401,161.14 = 109,561.50/x
  3. Step 3: Cross multiply
    267,440.76x = 401,161.14 × 109,561.50
  4. Step 4: Simplify right side
    267,440.76x = 43,951,816,240.11
  5. Step 5: Solve for x
    x = 43,951,816,240.11/267,440.76
  6. Step 6: Final answer
    x = 164,342.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.